Why is it that the motor of the drill has a buzz when it touches the switch lightly? It is not like the sound made by the mechanical structure. Is it the sound of the current?

4 answer

How do you maintain the screwdriver?

4 answer

What's the diameter of the PT3/8 internal thread drill?

3 answer

Use an electric drill and hammer installed TV rack.

3 answer

What are the inspection and use of power tools?

5 answer

Pneumatic hammers such as and repairs

3 answer

Did not take the plane, do not know hammer, pliers, screwdriver can check it?

2 answer

Is the electric plate hand motor good or good without brush?

2 answer

How can we change an ordinary drill bit into stainless steel?

3 answer

What brand of screwdrivers is of the best quality?

4 answer

Why is there a carbon brush on an electric drill and an ordinary motor? What's the use of it?

3 answer

Can a curve saw aluminum?

3 answer

Where is the flat pliers used?

2 answer

Why oil and gas chainsaw logging can be used for mixing

2 answer

What is the difference between a flashlight and an impact drill?

3 answer

Screwdriver and wrench is the same tool?

3 answer

What is the difference between an electric wrench 28V and an 32V?

3 answer

How to see the quality of the electric hammer

2 answer

No soldering iron. Can you solder it with a screwdriver?

3 answer

Why is not available at the same time around the two wire clamp ammeters

5 answer

200NM impact electric wrench can be equipped with a larger sleeve? Screw 16-19 nut 22-24, with impact electric wrench, how much NM should be matched?

3 answer

What drill is drilled on marble?

3 answer

Can the clamp type ground clamp clamp the flat iron directly in front?

4 answer

The maximum diameter of the hammer is fixed up? How does an electric drill screw in? How big is the drill bit?

3 answer

How to use the electric torque wrench?

3 answer

How to break the steel bar quickly?

3 answer

Can a hand drill be used as a small generator? What changes do you need to make if you can?

3 answer

Voltage clamp principle and operation

4 answer

How to change the electric hammer drill chuck?

3 answer

Many years after the old tree roots cut off the germination of how to deal with?

2 answer